Area:

Population: Million

Population Year:

Cities

1. Dehiwala-Mount Lavinia
2. Homagama
3. Kaduwela
4. Kesbewa
5. Kolonnawa
6. Kotte
7. Maharagama
8. Moratuwa
9. Padukka
10. Ratmalana
11. Seethawaka
12. Thimbirigasyaya